CartesiaReleased Aug 17, 2026

Sonic 3.6

Provider endpoints0

Benchmark results1

Measured performance

Benchmark results

All leaderboards ↗

AA Provider Voice TTS Arena ↗Unversioned · provider native voices

1,290.16

Provider native voices · all categories · US + UK accents · 8 listed voices

95% CI 1,276.16–1,304.16 · n=2,632

Independent resultChecked Oct 20, 2026

Access & cost

Prices across providers

0 quotes

No listed provider price

Artificial Analysis Provider Voice Arena ↗

Model specifications

Developer: Cartesia
Modality: Audio
Context: Not reported
Maximum output: Not reported
Weights: Closed weights
Released: Aug 17, 2026
First discovered: Oct 16, 2026

Exact identities

aa-ttsd03dbdcb-d7b8-4bc9-aa3e-90a9e6cb43be

Sources

Artificial Analysis Provider Voice Arena ↗

Updated Oct 20, 2026

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